Changeable plugs system



FIG. 1 is a front perspective view of a changeable plugs system in accordance with the present design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a left side elevational view thereof. A right side elevational view thereof would be a mirror image of FIG. 3;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a front elevational view thereof. 

The ornamental design for a changeable plugs system, as shown. 